UNMOUNTED EMERALD 172.60克拉天然「哥倫比亞」祖母綠 Certificate: GRS, emerald, natural, 172.60cts, green, Colombia, minor (GRS2026-018795, 29 January 2026) Footnotes: CONDITION REPORT: Emerald: Displays a green hue with a medium-bright tone and medium-strong saturation. It features typical inclusions characteristic of natural emeralds, along with some white inclusions that may result from dried residues associated with clarity treatments over time, as natural emeralds are commonly clarity-treated. These white inclusions are not apparent from the top view, but they are more prominent when viewed from the sides and bottom. Upon closer inspection, some inclusions are surface-reaching; however, they remain subtle and are not easily noticeable to the naked eye. This condition report is provided for your convenience based on the opinion of our specialists. Bonhams is not responsible for any discrepancies between this information and other opinions. The condition of lots can vary widely and the nature of the lots sold means that they are unlikely to be in perfect condition. The dimensions and weights of diamonds and gemstones are approximated using measurements and given as a courtesy, please consider them as an estimation only. Please note additional images and videos are available upon request, kindly contact the jewellery department at jewellery.hk@bonhams.com For further information on this lot please visit Bonhams.com For further information about this lot please visit the lot listing